Seiko Cal. 5668 - 611

The 5668-611 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5668 caliber with 20j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-da201770eafc]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1968

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